EP1428595A1 - Méthode et dispositif pour la séparation des fils d'un trousseau de fils - Google Patents

Méthode et dispositif pour la séparation des fils d'un trousseau de fils Download PDF

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Publication number
EP1428595A1
EP1428595A1 EP03405883A EP03405883A EP1428595A1 EP 1428595 A1 EP1428595 A1 EP 1428595A1 EP 03405883 A EP03405883 A EP 03405883A EP 03405883 A EP03405883 A EP 03405883A EP 1428595 A1 EP1428595 A1 EP 1428595A1
Authority
EP
European Patent Office
Prior art keywords
wires
wire
lifting
lifting element
feed direction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP03405883A
Other languages
German (de)
English (en)
Inventor
Hans Kämpf
Dietmar Rappold
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HA Schlatter AG
Original Assignee
HA Schlatter AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from EP02406082A external-priority patent/EP1428593A1/fr
Application filed by HA Schlatter AG filed Critical HA Schlatter AG
Priority to EP03405883A priority Critical patent/EP1428595A1/fr
Publication of EP1428595A1 publication Critical patent/EP1428595A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/84—Star-shaped wheels or devices having endless travelling belts or chains, the wheels or devices being equipped with article-engaging elements
    • B65G47/846—Star-shaped wheels or wheels equipped with article-engaging elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F23/00—Feeding wire in wire-working machines or apparatus
    • B21F23/005—Feeding discrete lengths of wire or rod
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/02—Devices for feeding articles or materials to conveyors
    • B65G47/04—Devices for feeding articles or materials to conveyors for feeding articles
    • B65G47/12—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles
    • B65G47/14—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding
    • B65G47/1407—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding the articles being fed from a container, e.g. a bowl

Definitions

  • the invention relates to a method for separating wires of a wire bundle or Similar long, thin, bundled objects, with the wire bundle pointing towards one in the feed direction inclined feed plane is given so that the wires are in effect to move the force of gravity onto a control element with a control gap, which is a has a diameter of the wires adapted width and to accommodate the isolated Wires is formed in the form of a single-layer wire layer, the wire bundle in a storage space is stowed in the feed direction behind a wire retaining element is formed.
  • the invention further relates to a device for carrying out the Process.
  • the CH 691 669 shows such a method, the wire bundle with several side-by-side processing elements is processed before it to Control gap reached.
  • the processing elements have a parallel to the feed plane Brushed edge and a scraping edge directed against the wire bundle.
  • the streak is passed over a single layer of wire just created, lifted off and returned to the starting point. That means it will be a circular motion carried out, similar to the manual separation of the wires by an operator.
  • the scraper edge pushes back all those wires to the wire bundle that over the protrude single-layer wire level.
  • a swiveling scraper thumb detects at the entrance to the control gap all wires lying over the lowest wire layer and pushes them to Wire bundle back.
  • the wiping thumb performs a linear movement.
  • DE 11 11 907 B shows a device for feeding bars, in particular Welding wires, from a funnel-like storage container to a narrow one Guide channel.
  • Arranged rollers which can be moved up and down in opposite directions.
  • the rollers penetrate into the stack of stocks during the up and down movement Wires one. To support them, they can also rotate in opposite directions be driven.
  • the CH 442 150 A shows a separating device for rod-shaped Parts.
  • This comprises a storage container with an inclined to an outlet opening, swiveling floor surface.
  • At the bottom of the inclined surface is one parallel to the Axis of the rod-shaped parts arranged roller, which is in the for movement the parts rotate in opposite directions.
  • the roll is with ring-shaped twists provided, in which the inclined surface engages. It is also corrugated, whose elevations and depressions run parallel to the axis of the roller.
  • the object of the invention is to belong to the technical field mentioned at the beginning To create a process that is suitable for separating wires and the feed of the wires and their parallel alignment improved.
  • the process is supposed to can be implemented mechanically with as little technical effort as possible.
  • the solution to the problem is defined by the features of claim 1.
  • a lifting element arranged in front of the storage space in the feed direction the feed plane upwards, against the feed direction against the moving Wires guided and acts with one arranged opposite the lifting element Expansion space together, which is separated from the storage space.
  • the expansion space receives wires, which are pushed up by the lifting element and promotes their parallel alignment. In a next step you can the wires pass through the lifting element and continue under the action of gravity to Management body.
  • the wire retention element can be a passive component, e.g. B. a correspondingly shaped and oriented Wall that limits the storage space to the front, but it can also e.g. B. by mechanical Means are formed which divide the wire bundle and the individual parts in transport the separation zone.
  • the feed level can be through a solid plate, through a guide grille or through guide beams or other means are formed.
  • the feed direction is understood to be that geometric direction which corresponds to the transport direction the wires as they are fed along the inclined feed plane to the guide member with control gap. It is essentially parallel to the falling line of the inclined Supply plane.
  • the method according to the invention is not restricted to the separation of wires, rather, other long, thin bundled objects can also be processed.
  • the lifting element is preferably star-shaped and rotates counter to the feed direction.
  • a star-shaped lifting element has one or more arms, which rotate of the element through the feed level up and there on the moving wires.
  • the feed level has recesses, e.g. B.
  • Lifting element has a certain symmetry, e.g. B. by two opposite arms or has a larger number of arms that are even on the circumference of the element are arranged. This eliminates the imbalance of the element and thus the load on the Bearing of the element kept low.
  • the device can have the arms as humps or serrations on the circumference of the element or be shaped as a radial boom.
  • Different arms of a lifting element can also be designed differently, z. B. by arms along the circumference of the star-shaped lifting element, which especially lead to a lifting of the wires, alternate with arms, which above all to one Push the wires back.
  • the lifting element can also be designed differently, e.g. B. as an eccentric disc or Lifting plate, which periodically, randomly or sensor-controlled through the feed level is moved up and back again, with a movement against the Feed direction takes place.
  • the drive of such a lifting plate can, for. B. over a pneumatically or hydraulically operated pistons, a cam or a connecting rod.
  • the lifting element is preferably designed and / or is guided such that the moving wires raised at a first speed and at a second Speed can be reduced again, the first speed being greater is as the second speed.
  • This is e.g. B. achieved in that the arms of a rotating star-shaped element are asymmetrical so that they pass through only gradually act on the wires through the feed plane.
  • the exterior, the essentially tangential boundary of an arm is shaped, for example, in such a way that it is inclined towards the feed plane when passing through the feed plane. A the flank adjoining this limitation then drops off steeply, so that the wires move quickly fall back and thus a rapid lowering movement is effected.
  • the lifting element is a lifting plate, this can be done at different speeds moved up through the feed plane and back down again become. The different speeds of the lifting and lowering movements lead for better separation of the wires.
  • a lifting rate of the lifting element is preferably dependent, in particular, on one Diameter and / or length of the wires. This allows optimization of the separation process, and with the same separation device, a wider one Field of application are covered.
  • the lifting rate is set by a Control with which the number of strokes of the lifting element, for example the number of revolutions of a rotating element or the number of up and down movements of a lifting plate, can be adjusted.
  • a table with lifting rates can be stored in the controller be, these lifting rates for certain parameters of the individual Wires (e.g. wire diameter and length) are each optimally separated allow.
  • the parameters are determined, e.g. B. using sensors, the length and automatically detect the diameter, or by input on a control unit; and depending on the specific parameters, the lifting rate of the lifting element becomes automatic set.
  • the size of the expansion space is advantageously adjustable. If the height and / or the The depth of the expansion space can be changed, the process for wire separation Dimensions of the wires, in particular their diameter, in a simple manner be adjusted. In this case, the width of the control gap is preferably also available the wire diameter adjustable.
  • the expansion space is advantageously designed as a recess in the wire retention element.
  • the wire retention element also serves to form a storage space behind the element and to separate storage space and expansion space.
  • a recess which is delimited by walls on a substantial part of its inner surface furthermore the advantage that the wires, which are to be aligned in parallel, are optimal and that they cannot get caught on edges or in recesses.
  • a separate wire retention element and a separate guide element can be used spaced one behind the other, the space the expansion space forms.
  • the guide member has means for receiving which has wires from the expansion space, e.g. B. an opening to the expansion space, which tapers in the feed direction.
  • the isolated parallel wires can be connected to the guide element of a drive plate are supplied, which the individual wires in a given Further promotes distance.
  • the inclination of the feed plane is chosen so that the wires are under the effect of the Move gravity towards the guide member at a desired speed.
  • the width of the feed plane corresponds to the wire length.
  • Figure 1 shows a cross section of an inventive device for separating of wires, as used in particular in a lattice welding machine for separating the Cross wires can be used.
  • the device has one against the feed direction inclined feed level 1. This is on the top of an inclined machine base 2 arranged.
  • the feed plane 1 advantageously has ribs running in the feed direction, to minimize the friction between the wires and the feed plane.
  • Ribs can e.g. B. are formed by wires that are welded onto a metal sheet.
  • a wire retainer 3 is arranged above the feed plane 1, which essentially is formed as a vertical flat plate, the main surface of which is parallel to the feed direction is.
  • the delimitation of the plate has on the outer side facing the feed plane 1 Side has a rounded shape so that the opening between the feed level 1 and the wire retainer 3 continuously narrowed in the feed direction. Behind the Wire retainer 3 thereby forms a storage space 4.
  • the wire retainer 3 has an essentially rectangular recess on its underside 5 with rounded edges so that the opening between the feed level 1 and the wire retainer 3 is expanded in sections and an expansion space 6 is formed becomes.
  • the wire retainer 3 forms at its inner end facing the feed plane 1 Guide member 7, the boundary of which is flat on the underside, so that a control gap 8 in the form of a channel with a constant cross section between the wire retainer 3 and the feed plane 1 is formed.
  • the entrance of the control gap 8 widens in Direction of expansion space 6.
  • the wire retainer 3 is attached to a holding device 9 in such a way that it is displaced vertically can be. This allows an increase or decrease in the width of the Control gap 8, so that the device has different diameters to be separated Wires can be customized. At the same time, the vertical extent of the Expansion space 6 changed.
  • the feed level 1 has a slot-shaped opening, the slot being oriented in the feed direction.
  • Arms 10, 11 reach through this slot of a lifting element 12 through the feed plane 1 upwards.
  • the arms 10, 11 of the Lifting elements 12 are attached to an axis 13 which is rotatable in the machine base 2 is stored.
  • the cross section of the arms 10, 11 is substantially trapezoidal, wherein the outer boundary runs obliquely, so that when the axis 13 rotates Part of the arms 10, 11, which protrudes beyond the feed plane 1, continuously in the feed direction increases.
  • the lifting element 12 is described in more detail below.
  • the Axis 13 is driven by a belt 14 which is moved by a motor 15 can be.
  • the belt 14 is guided by a pulley 16 so that it passes through two openings in the underside of the machine base 2 rotatably about one with the axis 13 connected pulley can be guided.
  • the feed plane 1 has another slot-shaped one Recess in the feed direction, in which a rotatably mounted, essentially circular drive plate (or combing disc) 17 engages the main plane is also in the feed direction.
  • the driving plate 17 has on its outer edge periodic recesses.
  • the drive plate 17 is furthermore connected a conveyor belt 18.
  • FIGS. 2A, 2B show detailed representations of the lifting element according to the invention Device:
  • Figure 2A shows an oblique view;
  • Figure 2B is a side view in the direction of the axis of rotation.
  • the lifting element 12 is formed by the two arms 10, 11 which are rotatably connected to a rotatable axis 13.
  • the axis 13 a profiled cross-section, wherein the longitudinal profiles 13a with a corresponding Profile of the substantially semicircular recesses 10a, 11a of the Arms 10, 11 interact positively.
  • the arms 10, 11 are prismatic with a substantially trapezoidal base, wherein each of the arms 10, 11 protrudes on one side in the radial direction beyond the other arm 11, 10.
  • the protruding areas 10b, 11b have a flat front in the direction of rotation 20 rising flank 10c, 11c, the flank angle in the example shown is approx. 30 °.
  • the flank 10c, 11c merges into a short tangential area 10d, 11d, where connects the radially extending rear flank 10e, 11e.
  • the axis 13 is so below arranged the feed plane that only the front flank 10c, 11c, the tangential Area 10d, 11d and an uppermost section of the rear flank 10e, 11e through the Feed plane passes through. Neither the radially extending section 10f, 11f, which front connects to the front flank 10c, 11c, the rear end of the other, Arms 11, 10 facing away pass through the feed plane.
  • the arms are attached to each other by means of screws 10g, 11g, which are essentially run tangential to axis 13.
  • screws 10g, 11g By tightening the screws 10g, 11 g at the same time, the mechanically stable, rotationally fixed connection with the axis 13.
  • the shape of the arms 10, 11 of the lifting element 12 results in a slow lifting the wires to be separated and then a quick lowering.
  • the short tangential Sections 10d, 11d allow a smooth transition from the lifting to the Lowering. At the same time, the formation of a mechanically sensitive tip on End of arms 10, 11 avoided.
  • the method according to the invention is carried out using the device shown in FIG follows.
  • a bundle of wires from a large number of prepared, long ones thin wires are placed on the feed level 1.
  • Move by gravity the wires of the bundle tend to be in the direction of the wire retainer 3. gradually increasing in the direction of the feed plane, the majority of the Wires retained in storage space 4.
  • the wires aligned in parallel in the expansion space 6 fall due to gravity again on the feed level 1.
  • the speed of the motor 15 and thus of the rotating Axis 13 of the lifting element 12, i.e. the frequency with which one of the arms 10 11 passes through the feed level 1, can be adjusted or regulated so that in the Moment when the parallel aligned wires get back to the feed level 1, no lifting process is currently taking place.
  • the wires can therefore continue unimpeded in the feed direction move and pass through the control gap 8 as a single-layer wire layer Guide element 7. This is just so high that a single-layer wire layer with little There is room for play and crossed wires are retained.
  • Its height is z. B. 1.1 to 1.4 times the wire diameter. In any case, the height should be smaller than double the wire diameter.
  • the drive plate 17 rotates in the feed direction and detects with each of its recesses a single wire, which has passed the control gap 8.
  • the Driving disk 17 Through the Driving disk 17, the now isolated wires are conveyed further and further Transport z. B. placed on the conveyor belt 18 at a constant distance.
  • the Wire retainer 3 moved away from the feed plane 1, so that on the one hand the Control gap 8 widened and on the other hand the expansion space is enlarged.
  • the rotational speed of the axis 13, on which the arms 10, 11 of the lifting element 12 are attached is adapted to the length of the wires to be separated and to their diameter, with the following selection of the number of revolutions per minute for different wire lengths in the embodiment of the separating device shown has proven to be advantageous:
  • the essential size for the process is the rate of lifting (Lift rate), in the present example it is (specified in strokes per Minute) due to the two arms 10, 11 twice the specified number of revolutions.
  • a table which among other things the values specified above (or adapted to the corresponding machine) for the Number of revolutions, depending on the wire diameter and the wire length, can be in the machine control system. Depending on the wire diameter and the Wire length automatically set the optimal number of revolutions for the separation become.
  • the number of revolutions to be selected is next to the wire diameter and the wire length, in particular, of the particular design of the separating device depends, in particular on the number and arrangement of several devices for wire separation along the wire bundles to be separated and the shape of the lifting element. So z. B. the dependence on the wire length can be minimized if at longer wires a larger number of separating devices arranged side by side than with correspondingly shorter wires.
  • the method and the device in the form shown are particularly for wires suitable, the length of which is approximately 50 to approximately 800 times as large as its diameter.
  • the dimensions of the device, in particular the wire retainer and the lifting element can the device according to the invention also be used for other wire lengths and diameters can be adjusted.
  • Another possibility for adaptation arises if the inclination of the expansion space can be adjusted.
  • the number of devices for wire separation can also be selected that are parallel along the width of the feed plane (i.e. the length of the wires) to be ordered.
  • the separation can be improved in this case, if the lifting elements of the devices are driven in different phases.
  • the individual devices With shorter (or thicker) wires, however, the individual devices can be optimal to drive in phase. In both cases, the phase differences can be determined by a common drive shaft extending over the entire width of the device fixed become.
  • the speed of rotation of the lifting element and thus the frequency of the lifting movement doesn't have to be constant. Rather, it can also be controlled by sensors, the z. B. the number of wires in the expansion or storage space or other parameters measure up. In this case, the speed or frequency of the lifting element becomes constant adapted to the current situation so that the parallel arrangement of the wires as well as the New wires slide optimally.
  • the phase shift between various devices arranged in the width of the feed plane can be flexibly controlled in a similar manner by sensors.
  • the device can be designed so that the height of the control gap is independent is adjustable from the size of the expansion space, e.g. B. by the control gap by a element formed by the wire retainer.
  • the size of the expansion space can also be changed by adjusting the width of the expansion space become.
  • the invention provides a method and an apparatus are created, which are suitable for separating wires and the Improve the feeding of the wires and their parallel alignment and which ones in particular are suitable for the separation of cross wires in mesh welding machines.
  • the principle on which the invention is based also allows the isolation of others wire-like objects.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Feeding Of Articles To Conveyors (AREA)
EP03405883A 2002-12-09 2003-12-09 Méthode et dispositif pour la séparation des fils d'un trousseau de fils Withdrawn EP1428595A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP03405883A EP1428595A1 (fr) 2002-12-09 2003-12-09 Méthode et dispositif pour la séparation des fils d'un trousseau de fils

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP02406082A EP1428593A1 (fr) 2002-12-09 2002-12-09 Méthode et dispositif pour la séparation des fils d'un faisceau de fils
EP02406082 2002-12-09
EP03405883A EP1428595A1 (fr) 2002-12-09 2003-12-09 Méthode et dispositif pour la séparation des fils d'un trousseau de fils

Publications (1)

Publication Number Publication Date
EP1428595A1 true EP1428595A1 (fr) 2004-06-16

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EP03405883A Withdrawn EP1428595A1 (fr) 2002-12-09 2003-12-09 Méthode et dispositif pour la séparation des fils d'un trousseau de fils

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EP (1) EP1428595A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101879987A (zh) * 2010-06-18 2010-11-10 无锡威华电焊机制造有限公司 钢筋网生产线横筋排料机构的分料盘
CN101890464A (zh) * 2010-06-18 2010-11-24 无锡威华电焊机制造有限公司 钢筋网生产线横筋排料机构分料盘的侧环结构
CN101891059A (zh) * 2010-06-18 2010-11-24 无锡威华电焊机制造有限公司 钢筋网生产线横筋排料机构的转筒
EP4279197A1 (fr) * 2022-05-17 2023-11-22 Ideal-Werk C. & E. Jungeblodt GmbH & Co.KG Dispositif de séparation de fils ou de tiges

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE738828C (de) * 1937-07-04 1943-10-27 Karl Lange Verfahren zur Drahtstabzufuehrung bei Schweisselektrodenumhuellungseinrichtungen und Vorrichtung zur Durchfuehrung des Verfahrens
DE1111907B (de) * 1955-11-03 1961-07-27 Boehler & Co Ag Geb Vorrichtung zum Zufuehren gleichartiger Werkstuecke, insbesondere Schweissstaebe
CH442150A (de) * 1964-11-23 1967-08-15 Eickhoff Geb Vorrichtung an Vorratsbehälter für stabförmige Teile, zum Vereinzeln der Teile, die aus dem Vorratsbehälter abgezogen werden
WO2001038020A1 (fr) * 1999-11-19 2001-05-31 Evg Entwicklungs- Und Verwertungs-Gesellschaft M. B.H. Procede et dispositif pour la manipulation de fils metalliques

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE738828C (de) * 1937-07-04 1943-10-27 Karl Lange Verfahren zur Drahtstabzufuehrung bei Schweisselektrodenumhuellungseinrichtungen und Vorrichtung zur Durchfuehrung des Verfahrens
DE1111907B (de) * 1955-11-03 1961-07-27 Boehler & Co Ag Geb Vorrichtung zum Zufuehren gleichartiger Werkstuecke, insbesondere Schweissstaebe
CH442150A (de) * 1964-11-23 1967-08-15 Eickhoff Geb Vorrichtung an Vorratsbehälter für stabförmige Teile, zum Vereinzeln der Teile, die aus dem Vorratsbehälter abgezogen werden
WO2001038020A1 (fr) * 1999-11-19 2001-05-31 Evg Entwicklungs- Und Verwertungs-Gesellschaft M. B.H. Procede et dispositif pour la manipulation de fils metalliques

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101879987A (zh) * 2010-06-18 2010-11-10 无锡威华电焊机制造有限公司 钢筋网生产线横筋排料机构的分料盘
CN101890464A (zh) * 2010-06-18 2010-11-24 无锡威华电焊机制造有限公司 钢筋网生产线横筋排料机构分料盘的侧环结构
CN101891059A (zh) * 2010-06-18 2010-11-24 无锡威华电焊机制造有限公司 钢筋网生产线横筋排料机构的转筒
EP4279197A1 (fr) * 2022-05-17 2023-11-22 Ideal-Werk C. & E. Jungeblodt GmbH & Co.KG Dispositif de séparation de fils ou de tiges

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Effective date: 20050322